get max texture size from gl context.

ashqal · Apr 7, 2017 · e0cd48f · e0cd48f
1 parent 8a5f0fa
commit e0cd48f
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Showing 2 changed files with 31 additions and 5 deletions.
diff --git a/app/src/main/java/com/asha/md360player4android/BitmapPlayerActivity.java b/app/src/main/java/com/asha/md360player4android/BitmapPlayerActivity.java
@@ -50,8 +50,10 @@ private void loadImage(Uri uri, final MD360BitmapTexture.Callback callback){
         mTarget = new Target() {
             @Override
             public void onBitmapLoaded(Bitmap bitmap, Picasso.LoadedFrom from) {
+                Log.d(TAG, "loaded image, size:" + bitmap.getWidth() + "," + bitmap.getHeight());
+
                 // notify if size changed
-                getVRLibrary().onTextureResize(bitmap.getWidth(),bitmap.getHeight());
+                getVRLibrary().onTextureResize(bitmap.getWidth(), bitmap.getHeight());
 
                 // texture
                 callback.texture(bitmap);
@@ -68,7 +70,14 @@ public void onPrepareLoad(Drawable placeHolderDrawable) {
 
             }
         };
-        Picasso.with(getApplicationContext()).load(uri).resize(3072,2048).centerInside().memoryPolicy(NO_CACHE, NO_STORE).into(mTarget);
+        Log.d(TAG, "load image with max texture size:" + callback.getMaxTextureSize());
+        Picasso.with(getApplicationContext())
+                .load(uri)
+                .resize(callback.getMaxTextureSize(),callback.getMaxTextureSize())
+                .onlyScaleDown()
+                .centerInside()
+                .memoryPolicy(NO_CACHE, NO_STORE)
+                .into(mTarget);
     }
 
     private Uri currentUri(){

diff --git a/vrlib/src/main/java/com/asha/vrlib/texture/MD360BitmapTexture.java b/vrlib/src/main/java/com/asha/vrlib/texture/MD360BitmapTexture.java
@@ -55,7 +55,7 @@ public boolean texture(MD360Program program) {
         int textureId = getCurrentTextureId();
         if (asyncCallback != null && asyncCallback.hasBitmap()){
             Bitmap bitmap = asyncCallback.getBitmap();
-            textureInThread(textureId,program,bitmap);
+            textureInThread(textureId, program, bitmap);
             asyncCallback.releaseBitmap();
             mIsReady = true;
         }
@@ -82,8 +82,13 @@ private void loadTexture(){
             mTmpAsyncCallback = null;
         }
 
+        // get texture max size.
+        int[] maxSize = new int[1];
+        GLES20.glGetIntegerv(GLES20.GL_MAX_TEXTURE_SIZE, maxSize, 0);
+
         // create a new one
-        mTmpAsyncCallback = new AsyncCallback();
+        mTmpAsyncCallback = new AsyncCallback(maxSize[0]);
+
         MDMainHandler.sharedHandler().post(new Runnable() {
             @Override
             public void run() {
@@ -136,14 +141,25 @@ private void textureInThread(int textureId, MD360Program program, Bitmap bitmap)
         glCheck("MD360BitmapTexture textureInThread");
     }
 
-    private static class AsyncCallback implements Callback{
+    private static class AsyncCallback implements Callback {
         private SoftReference<Bitmap> bitmapRef;
 
+        private int maxSize;
+
+        public AsyncCallback(int maxSize) {
+            this.maxSize = maxSize;
+        }
+
         @Override
         public void texture(Bitmap bitmap) {
             this.bitmapRef = new SoftReference<>(bitmap);
         }
 
+        @Override
+        public int getMaxTextureSize() {
+            return maxSize;
+        }
+
         public Bitmap getBitmap(){
             return bitmapRef != null ? bitmapRef.get() : null;
         }
@@ -162,5 +178,6 @@ public void releaseBitmap(){
 
     public interface Callback {
         void texture(Bitmap bitmap);
+        int getMaxTextureSize();
     }
 }